{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "OBJECTIVE : We report our experience with intravenous ribavirin therapy for severe adenovirus disease in a series of immunocompromised children and review the literature ."}
{"Chemical": ["ribavirin"], "Disease": ["adenovirus disease"]}